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15,627 extensions found in Appearance

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  • TZ Converter

    TZ Converter

    Convert any time between two time zones instantly

    Lara Hakimova

    29 users

  • Text Counter

    Text Counter

    Count words chars sentences and reading time for any text

    Dositheus

    29 users

  • Typography

    Typography

    Inspect fonts line-height and text styles on any element

    sunpao

    29 users

  • ZenTimer

    ZenTimer

    Zen timer: start a focus session and auto-block distracting domains

    Albert Lowew

    29 users

  • LookItUp

    LookItUp

    Look It Up is an extension for Firefox designed to help you search on the web faster. Simply, select text you want to search, right-click and Look It Up

    Ivanb7

    29 users

  • Islamic Prayer Times

    Islamic Prayer Times

    Islamic Prayer Times provides You with Hijri Date, Prayer Times, and the remaining time for the next pray depending on your time zone.

    Mohamed Hafez

    29 users

  • Fmt Code

    Fmt Code

    Auto-format and indent code for multiple languages

    Noela

    29 users

  • HeaderClear

    HeaderClear

    Clear all sticky headers and fixed banners from any webpage

    Fedorov

    29 users

  • SharePreview

    SharePreview

    See the social share card for any page — OG title, description and image

    Filmp

    29 users

  • Text to ASCII

    Text to ASCII

    Generate fun ASCII art banners from any typed text

    kossmann

    29 users

  • ToneShift

    ToneShift

    Shift page color temperature from warm to cool for comfortable reading

    PanBSBPan

    29 users

  • YouTube Jermaify Thumbnails

    YouTube Jermaify Thumbnails

    Modify YouTube thumbnails to include Jerma

    AshTheDerg

    29 users

  • jira-helper-ff

    jira-helper-ff

    jira-helper Jira Helper - adds visual elements for swimlanes, a button for adding a task description template.

    jira-helper

    29 users

  • RecentClosed

    RecentClosed

    Quick access to recently closed tabs — up to 50 entries

    Durai Jože

    29 users

  • Confetti Launcher

    Confetti Launcher

    Add a floating confetti button to any page. Available in 6 languages.

    Eliooroz

    29 users

  • Roblox Developer - Toolkit

    Roblox Developer - Toolkit

    Developer Toolkit gives you instant access to advanced developer settings, hidden tools, and quick controls for toggling features, managing configurations, testing, and debugging — all in one sleek interface, like a real developer.

    Trusted Developer Inc

    29 users

  • Blur: hide selected text and media

    Blur: hide selected text and media

    Blur any highlighted text or media on a page.

    Aleksandr Hovhannisyan

    29 users

  • YouTube: Hide & Show Controls

    YouTube: Hide & Show Controls

    Toggle YouTube controls with Ctrl+Q.

    Yikon

    29 users

  • CloseAfter

    CloseAfter

    Close any tab automatically after a set amount of time

    Sneferu Areej

    29 users

  • Page Element Hider

    Page Element Hider

    Hide unwanted elements from webpages with a simple right-click. Customize hiding behavior, save per-site rules, and enjoy a cleaner browsing experience without distractions.

    Yaroslav Ognevoy

    29 users

  • Formula Calc

    Formula Calc

    Type math expressions and get instant evaluated results

    enzo

    29 users

  • Reloj Zona Horaria

    Reloj Zona Horaria

    Floating clock widget with up to two time zones. Available in English (US/UK) and Spanish.

    Rose W

    29 users

  • Date Planner

    Date Planner

    Monthly calendar with per-day notes and event markers

    Haruka

    29 users

  • 1-Click Excel sheet Downloader

    1-Click Excel sheet Downloader

    A add-on to convert html to excel file

    Firefox user 12762503

    29 users

  • EdScratchCzech

    EdScratchCzech

    Translate EdScratch blocks into Czech

    Edhouse s.r.o.

    29 users